crypto api · Maintained

Maintainers

• M Herbert Xu <herbert@gondor.apana.org.au>
• M "David S. Miller" <davem@davemloft.net>

Paths

• F Documentation/crypto/
• F Documentation/devicetree/bindings/crypto/
• F arch/*/crypto/
• F crypto/
• F drivers/crypto/
• F include/crypto/
• F include/linux/crypto*

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v1 0/8] Batched zswap_store() with compression batching
  2026-10-08 18:28 · 4 replies in 7d · Kanchana P. Sridhar <hidden>
• HOTtoday [PATCH v3 0/4] wifi: add opt-in FIPS exception for iwlwifi
  2026-10-09 06:54 · 1 reply in 7d · Jose Ignacio Tornos Martinez <hidden>
• HOTtoday [PATCH] crypto: inside-secure: initialize EIP93 state before requesting IRQ
  2026-10-09 03:31 · 1 reply in 7d · Runyu Xiao <hidden>
• DORMANTno replies [REPOST PATCH] crypto: caam - reject overlong RSA CRT parameters
  2026-10-08 09:37 · 0 replies in 7d · Jérémy Jean <hidden>
• DORMANTno replies [PATCH] dt-bindings: crypto: qcom,prng: Document ipq5210
  2026-10-08 08:48 · 0 replies in 7d · Varadarajan Narayanan <hidden>
• WARM1d [Patch v3 0/7] Implement SNP live firmware update support
  2026-10-05 16:17 · 4 replies in 7d · Pratik R. Sampat <hidden>
• DORMANTno replies [PATCH] crypto: algif_skcipher - Fix receive iterator advancement
  2026-10-06 22:06 · 0 replies in 7d · Kyle Zeng <hidden>
• WARM2d [PATCH 0/2] Shikra: Fix qce configuration
  2026-10-06 11:14 · 1 reply in 7d · Kuldeep Singh <hidden>
• WARM1d [PATCH v2 0/2] crypto: caam - Fix RSA destination buffer handling
  2026-10-04 21:02 · 2 replies in 7d · Changwei Zou <hidden>
• WARM1d [PATCH v4] crypto: talitos: init tasklets before requesting IRQs
  2026-10-04 21:50 · 0 replies in 7d · Rosen Penev <hidden>

Active reviewers (last 30 days)

• Kuldeep Singh <hidden>
  24 attestations (24 Tested-by) · last on 2026-09-22
• Christophe Leroy (CS GROUP) <chleroy@kernel.org>
  22 attestations (22 Reviewed-by) · last on 2026-09-23
• Saravanakrishnan Krishnamoorthy <hidden>
  16 attestations (16 Co-developed-by) · last on 2026-09-17
• Tycho Andersen (AMD) <tycho@kernel.org>
  9 attestations (9 Co-developed-by) · last on 2026-10-05
• kernel test robot <hidden>
  8 attestations (8 Reported-by) · last on 2026-10-01
• Herbert Xu <herbert@gondor.apana.org.au>
  7 attestations (3 Co-developed-by, 4 Suggested-by) · last on 2026-10-08
• Kamlesh Gurudasani <hidden>
  6 attestations (6 Reviewed-by) · last on 2026-10-01
• Dan Carpenter <hidden>
  6 attestations (6 Reported-by) · last on 2026-10-01
• T Pratham <t-pratham@ti.com>
  6 attestations (6 Co-developed-by) · last on 2026-10-01
• Dan Williams <hidden>
  6 attestations (2 Acked-by, 4 Reviewed-by) · last on 2026-09-28

Recent patches

Most-recent 30 patches in this subsystem on lkml (capped at 30), ordered by date desc.

• HOTtoday [PATCH v3 1/4] crypto: fips: add fips_exception kernel boot parameter and fips_allows_exception() helper
  2026-10-09 · Jose Ignacio Tornos Martinez <hidden>
• DORMANTno replies [PATCH v2] crypto: inside-secure: initialize EIP93 state before requesting IRQ
  2026-10-09 · Runyu Xiao <hidden>
• HOTtoday [PATCH v1 4/8] crypto: acomp - Add API to get a compression algorithm's batch-size.
  2026-10-08 · Kanchana P. Sridhar <hidden>
• HOTtoday [PATCH v1 3/8] crypto: acomp - Add trivial segmentation wrapper.
  2026-10-08 · Kanchana P. Sridhar <hidden>
• HOTtoday [PATCH v1 2/8] crypto: acomp - Add bit to indicate segmentation support.
  2026-10-08 · Kanchana P. Sridhar <hidden>
• HOTtoday [PATCH v1 1/8] crypto: acomp - Define a unit_size in struct acomp_req to enable batching. mm: zswap: Set the unit size for zswap to PAGE_SIZE.
  2026-10-08 · Kanchana P. Sridhar <hidden>
• DORMANTno replies [REPOST PATCH] crypto: caam - reject overlong RSA CRT parameters
  2026-10-08 · Jérémy Jean <hidden>
• DORMANTno replies [PATCH] dt-bindings: crypto: qcom,prng: Document ipq5210
  2026-10-08 · Varadarajan Narayanan <hidden>
• DORMANTno replies [PATCH] crypto: algif_skcipher - Fix receive iterator advancement
  2026-10-06 · Kyle Zeng <hidden>
• WARM2d REVIEWED: 1 (0M) [PATCH 1/2] dt-bindings: crypto: Adjust Shikra compatible hierarchy
  2026-10-06 · Kuldeep Singh <hidden>
• WARM1d [Patch v3 7/7] crypto/ccp: Implement SNP Download Firmware EX
  2026-10-05 · Pratik R. Sampat <hidden>
• WARM1d [Patch v3 6/7] crypto/ccp: Register with fw_uploader and always fail
  2026-10-05 · Pratik R. Sampat <hidden>
• WARM1d [Patch v3 5/7] crypto: ccp - Allow SNP platform data to be queried after SNP INIT
  2026-10-05 · Pratik R. Sampat <hidden>
• WARM1d [Patch v3 4/7] crypto: ccp - Factor out the release of the SEV firmware buffers
  2026-10-05 · Pratik R. Sampat <hidden>
• WARM1d [PATCH v4] crypto: talitos: init tasklets before requesting IRQs
  2026-10-04 · Rosen Penev <hidden>
• WARM1d REVIEWED: 1 (0M) [PATCH v2 1/2] crypto: caam - Fix wrong unmap operations
  2026-10-04 · Changwei Zou <hidden>
• WARM1d REVIEWED: 1 (0M) [PATCH v2 2/2] crypto: caam - Use bounce buffer for unaligned RSA destination buffers
  2026-10-04 · Changwei Zou <hidden>
• WARM3d [PATCH v3] lib/crypto: sparc/aes-xts: Add optimization using the AES opcodes
  2026-10-04 · Stian Halseth <hidden>
• WARM1d [PATCH] crypto: algif_skcipher: rewind rounded output bytes
  2026-10-04 · Daehyeon Ko <hidden>
• WARM1d [PATCH] crypto: marvell/octeontx - clean up VF resources when DOWN fails
  2026-10-04 · Myeonghun Pak <hidden>
• COOLING4d [PATCH v3] crypto: talitos: fix probe IRQ ordering
  2026-10-03 · Rosen Penev <hidden>
• WARM2d REVIEWED: 11 (11M) [PATCH v2] lib: Move SipHash into lib/crypto/
  2026-10-03 · Eric Biggers <ebiggers@kernel.org>
• WARM1d [PATCH] Allow hmac(sha512) for unpriviledged users
  2026-10-03 · Justin M. Forbes <hidden>
• DORMANTno replies Re: Linux 6.6.158
  2026-10-03 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.189
  2026-10-03 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.222
  2026-10-03 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.271
  2026-10-03 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING5d [PATCH] lib: Move SipHash into lib/crypto/
  2026-10-02 · Eric Biggers <ebiggers@kernel.org>
• WARM1d [PATCH] crypto: sa2ul - Remove unused fields
  2026-10-02 · Eric Biggers <ebiggers@kernel.org>
• COOLING4d [PATCH v2] lib/crypto: sparc/aes-xts: Add optimization using the AES opcodes
  2026-10-02 · Stian Halseth <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE192d REVIEWED: 3 (3M) [tip: x86/sev] x86/sev, crypto/ccp: Move HSAVE_PA setup to arch/x86/
  2026-03-30 · tip-bot2 for Tycho Andersen (AMD) <hidden> · 1 Reviewed-by
• STALE192d REVIEWED: 3 (3M) [tip: x86/sev] x86/sev, crypto/ccp: Move SNP init to ccp driver
  2026-03-30 · tip-bot2 for Tycho Andersen (AMD) <hidden> · 1 Reviewed-by
• STALE189d REVIEWED: 1 (0M) [PATCH v15 09/12] crypto: qce - Use existing devres APIs in devm_qce_dma_request()
  2026-04-02 · Bartosz Golaszewski <hidden> · 1 Reviewed-by
• STALE174d REVIEWED: 1 (0M) [PATCH v3 2/2] crypto/ccp: Skip SNP_INIT if preparation fails
  2026-04-09 · Tycho Andersen <tycho@kernel.org> · 1 Reviewed-by
• STALE80d REVIEWED: 1 (0M) [PATCH v2 1/2] dt-bindings: crypto: qcom,prng: Document Glymur TRNG
  2026-04-24 · Harshal Dev <hidden> · 1 Reviewed-by
• STALE151d REVIEWED: 1 (0M) [PATCH v16 09/12] crypto: qce - Use existing devres APIs in devm_qce_dma_request()
  2026-04-27 · Bartosz Golaszewski <hidden> · 1 Reviewed-by
• DORMANTno replies REVIEWED: 1 (0M) [PATCH v4 2/2] crypto/ccp: Skip SNP_INIT if preparation fails
  2026-04-29 · Tycho Andersen <tycho@kernel.org> · 1 Reviewed-by
• STALE146d REVIEWED: 1 (0M) [PATCH v2] crypto: af_alg - Remove zero-copy support from AF_ALG
  2026-05-04 · Eric Biggers <ebiggers@kernel.org> · 1 Reviewed-by
• STALE146d REVIEWED: 1 (0M) [PATCH v3] crypto: af_alg - Remove zero-copy support from skcipher and aead
  2026-05-04 · Eric Biggers <ebiggers@kernel.org> · 1 Reviewed-by
• STALE149d REVIEWED: 1 (0M) [PATCH v2 1/2] dt-bindings: crypto: qcom-qce: Document the Glymur crypto engine
  2026-05-05 · Harshal Dev <hidden> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• DORMANTno replies [PATCH] crypto:scompress: fix kernel-doc warning and spelling error
  2026-03-14 · Abdellah Ouhbi <hidden>
• STALE199d [PATCH v13 06/12] crypto: qce - Include algapi.h in the core.h header
  2026-03-17 · Bartosz Golaszewski <hidden>
• STALE199d [PATCH v13 08/12] crypto: qce - Simplify arguments of devm_qce_dma_request()
  2026-03-17 · Bartosz Golaszewski <hidden>
• STALE199d [PATCH v13 10/12] crypto: qce - Map crypto memory for DMA
  2026-03-17 · Bartosz Golaszewski <hidden>
• STALE199d [PATCH v13 11/12] crypto: qce - Add BAM DMA support for crypto register I/O
  2026-03-17 · Bartosz Golaszewski <hidden>
• STALE199d [PATCH v13 12/12] crypto: qce - Communicate the base physical address to the dmaengine
  2026-03-17 · Bartosz Golaszewski <hidden>
• STALE199d [PATCH v13 07/12] crypto: qce - Remove unused ignore_buf
  2026-03-17 · Bartosz Golaszewski <hidden>
• STALE199d LANDED [PATCH 02/19] lib/crypto: gf128hash: Support GF128HASH_ARCH without all POLYVAL functions
  2026-03-19 · Eric Biggers <ebiggers@kernel.org>
• STALE199d LANDED [PATCH 01/19] lib/crypto: gf128hash: Rename polyval module to gf128hash
  2026-03-19 · Eric Biggers <ebiggers@kernel.org>
• STALE199d LANDED [PATCH 03/19] lib/crypto: gf128hash: Add GHASH support
  2026-03-19 · Eric Biggers <ebiggers@kernel.org>